Medicine : the self-help guide
general editors Michael Orme, Susanna Graham-Jones
Penguin Group, 1989
 Buku Referensi
French, F. G.
Self-help exercises for practice in English; Book III
Oxford University Press, 1947
 Buku Teks
Holdsworth, Jacqueline
Software process design: out of the tar pit
McGraw-Hill, 1994
 Buku Teks
Clinard, Marshall B. (Marshall Barron)
Slums and community development experimens in self help / Marshall B.Clinard
The Tree Press, 1966
 Buku Teks
Kurtz, Linda Farris
Self-help and support group: a handbook for practitioners / Linda Farris Kurtz
Sage Publications, 1997
 Buku Teks